"इंसानों द्वारा इतिहास मैं की गयी सबसे भयानक गलतियाँ" I Biggest Mistakes Of The Humans In HISTORY

  • 6 years ago
Hey guy's, Welcome to "it's incredible 4 you".Is video main maine aapko insanno dwara itihaas main ki gayi kuch aisi galtiyon ke baare main bataya hai jo us samay kisi apda se kam nhi thi kyunki agar insaan 1200km/h ki raftaaar se dodne wali
hyperloop bana sakta hai to is baat se bhi inkaar nhi kiya ja sakta ki insaano dwara kuch galtiyaan bhi ho sakti hai.
MARS CLIMATE ORBITER: The Mars Climate Orbiter (formerly the Mars Surveyor '98 Orbiter) was a 338-kilogram (745 lb) robotic space probe launched by NASA on December 11, 1998 to study the Martian climate, Martian atmosphere, and surface changes
and to act as the communications relay in the Mars Surveyor '98 program for Mars Polar Lander. However, on September 23, 1999, communication with the spacecraft was lost as the spacecraft went into orbital insertion, due to ground-based computer
software which produced output in non-SI units of pound (force)-seconds (lbf·s) instead of the SI units of newton-seconds (N·s) specified in the contract between NASA and Lockheed. The spacecraft encountered Mars on a trajectory that brought it too
close to the planet, causing it to pass through the upper atmosphere and disintegrate. This mission caused a loss of about 2000crore rupees to NASA at that time.
DISCOVERY OF AUSTRALIA: In ancient time people in different parts of the world didn't travel very far from home. Everywhere they travelled, the world basically seemed flat. So they assumed that the world was indeed flat. They also thought that if
you ever reached the end of this flat earth you would fall off into the unknown. Ancient Greek astronomers, however, came to the conclusion that the world was a sphere; round like a tennis ball and consisting of two halves, the northern and southern hemispheres.
In about 150AD a Greek astronomer and mapmaker named Claudius Ptolemy believed that the earth had to be balanced or it would topple over. So he figured that there had be a land, yet unknown to Europeans, somewhere below the Indian Ocean to balance the top half ofthe world that he lived in. So he drew in an imaginary land on the bottom of his maps of the world. Over time this yet to be discovered land came to be referred to as " UNKNOWN SOUTHERN LAND".The first Europeans who found this unknown land after sailing were the DutchPeople but they left the land( so called AUSTRAILIA ) as it seemed just an empty and barren place with no commercial benefit to them.
SPACE SHUTTLE CHALLENGER: On January 28, 1986, the NASA shuttle orbiter mission STS-51-L and the tenth flight of Space Shuttle Challenger (OV-99) broke apart 73 seconds into its flight, killing all seven crew members, which consisted of five NASA astronauts and two payload specialists. The spacecraft disintegrated over the Atlantic Ocean, off the coast of Cape Canaveral, Florida, at 11:39 EST (16:39 UTC). The disintegration of the vehicle began after a joint in its right solid rocket booster (SRB) failed at liftoff.
Music:Darkness is Coming,Martian Co..

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